Home / 7,365.04-10,162.62-4,220.62

Finding the Fourth Proportional to 7,365.04, 10,162.62 and 4,220.62

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Solution

The fourth proportional to 7,365.04, 10,162.62 and 4,220.62 is: 5,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.04 : 10,162.62 = 4,220.62 : x
  2. Step 2: Convert to fraction form
    7,365.04/10,162.62 = 4,220.62/x
  3. Step 3: Cross multiply
    7,365.04x = 10,162.62 × 4,220.62
  4. Step 4: Simplify right side
    7,365.04x = 42,892,557.22
  5. Step 5: Solve for x
    x = 42,892,557.22/7,365.04
  6. Step 6: Final answer
    x = 5,823.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.